Question

Genevieve wants to verify that }(5x-20)-(4x-8) is equivalent to x. Which procedure can Genevieve follow to determine if
the two expressions are equivalent?

Answer 1

They aren't equivalent

Explanation:

In order to determine whether the expression:

$(5x-20)-(4x-8)$

is equivalent to:

$x$

Genevieve needs to follow these steps:

Step 1. Get rid parentheses

$5x-20-4x+8$

Step 2. Combine like terms

$5x-4x-20+8$

Step 3. Solve

$x-12$

So:

$x\neq x-12$

Therefore, these two expressions aren't equivalent.

Learn more:

Writing expressions: https://brainly.com/question/13894833#

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Answer 2

Answer: D

Step-by-step explanation: I took the test